On January 16, the bulk price of acetic anhydride from Shandong Hualu Hengsheng was quoted at 4,630 yuan/ton, an increase of 100 yuan/ton. Actual transaction prices are subject to negotiation. Strong raw material support has led to a firm upward trend in acetic anhydride prices. PriceSeek analysis of acetic anhydride, with a long-short score of +1: The article reports that the spot price of acetic anhydride has increased by 100 yuan/ton to 4,630 yuan/ton, primarily due to strong raw material support (such as rising upstream costs like acetic acid), indicating tight supply-demand conditions or cost-driven price increases. This is favorable for the spot market, and prices are expected to remain firm in the short term. The score is +1 (generally positive), as the price increase is significant and demand-side negotiations are active. However, the report does not involve futures information, with its impact focused on the spot market.